When I hear the song, I always think that the word 'everything' is more like the concept of having it all and growing up to all of life's expectations. 'Everything' could be having a great career and a spouse... the things that society says you're supposed to have by a certain point.
Everything = success
So he's saying that he doesn't feel that he's a failure because he didn't live up to what everyone wants him to be because 'everything' means nothing to him.
When I hear the song, I always think that the word 'everything' is more like the concept of having it all and growing up to all of life's expectations. 'Everything' could be having a great career and a spouse... the things that society says you're supposed to have by a certain point. Everything = success So he's saying that he doesn't feel that he's a failure because he didn't live up to what everyone wants him to be because 'everything' means nothing to him.